Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586995 | Filter for separating pollutants from flue gases | Jurgen Heering | 1996-12-24 |
| 5522326 | Device for removing toxic solid and/or liquid substances from projectiles filled with chemical warfare agents | — | 1996-06-04 |
| 5458859 | Device for removing heavy metals and slags from synthesis gas produced from refinery wastes | — | 1995-10-17 |
| 5198004 | Activated carbon filter for removing toxic substances, e.g., dioxins and furans, from flue gases prior to entry into the smokestack | — | 1993-03-30 |
| 5099916 | Cooler for particle-laden gases | — | 1992-03-31 |
| 4913064 | Device for incinerating waste material | — | 1990-04-03 |
| 4909162 | Installation for low-temperature carbonization of waste and impure materials | — | 1990-03-20 |
| 4840145 | Process and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangers | Hans Kramer | 1989-06-20 |
| 4831969 | Process and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangers | Hans Kramer | 1989-05-23 |
| 4815399 | Incinerator construction | — | 1989-03-28 |
| 4768445 | Waste incinerator construction | Hans Kramer, Rudolf Hartmut Fischer | 1988-09-06 |
| 4743432 | Vertical reactor for the generation of methanol | — | 1988-05-10 |
| 4734264 | Catalytic reactor for the production of methanol, ammonia, synthesis gas and higher alcohols | Hans Kramer | 1988-03-29 |
| 4632587 | Reactor construction | — | 1986-12-30 |
| 4522155 | Method and apparatus for controlling the heating effect of high temperature gases to be supplied to a heat exchanger | Heinz Haacker | 1985-06-11 |
| 4509463 | Upright apparatus for cooling high pressure gases containing a high dust content | Heinz Haacker | 1985-04-09 |
| 4325693 | Device for heating open melting baths | Werner Ackermann | 1982-04-20 |
| 4314826 | Coal gasification apparatus | — | 1982-02-09 |
| 4309196 | Coal gasification apparatus | — | 1982-01-05 |
| 4278451 | Apparatus for extracting granular or finely divided solid materials from a gas under pressure | Rolf Van Der Piepen | 1981-07-14 |
| 4207065 | Device for heating open melting baths, such as galvanizing baths, enameling baths, lead coating baths, metallic baths, glass baths, and the like | Werner Ackermann | 1980-06-10 |